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Chapter 5
Cardiovascular system
| Question | Answer |
|---|---|
| The Cardiovascular system consist of the _______ and _______. | heart, blood vessels |
| The _________ circulation carries blood to and from the lungs. | Pulmonary |
| The ________ circulation carries blood to the body. | Systemic |
| ________ is picked up from the lungs and delivered to the body. | Oxygen |
| The diffusion of oxygen and nutrients from the blood into body tissues occurs in the? | Capillary bed |
| The heart has ____ Chambers or cavities. | four |
| The heart is located in the ________ in the center of the chest cavity (more to the left). | mediastinum |
| The three layers of the wall of the heart are the endocardium, myocardium, and the _____. | epicardium |
| The four heart valves are the tricuspid valve, the _________ valve, the mitral valve, and the aortic valve, | pulmonary |
| The _______ are the receiving chambers of the heart. | atrium |
| The _________ are the pumping chambers of the heart | ventricles |
| The _________ divides the heart into left and right halves | septum |
| The pointed tip of the heart is called the? | Apex |
| The impulse for the heartbeat (the pacemaker) originates in the? | SA NODE |
| The three types of bloods vessels are the arteries, veins, and ________. | Capillaries |
| Arteries carry blood ____________ the heart. | away from |
| ___________ carry blood toward the heart. | Veins |
| ___________ is the contraction phase of the heartbeat. | Systolic pressure |
| ______________ is the relaxed phase of the heartbeat. | Diastolic pressure |
| The instrument used to measure blood pressure is called a? | Sphygmomanometer |